82 MISCELLANEOUS FOREST INSECTS. 



Lagium. Konow, Zeitschr. syst. Hym. Dipt., vol. 4, p. 246, 1904. 



Type: Tenthredo atroviolaceum Norton (designated). 

 Lavurentia A. Costa, Rendic. Accad. Sci. Fis., Napoli, (2) vol. 4, p. 173, 1890. 



Type: Laurentia craverii A. Costa.* 

 — Tenthredo gibbosa Fallen. 

 Leptocerca Hartig, Fam. Blatt. Holzwesp., p. 228, 1837. 



Type: Tenthredo alni Linnaeus. 



=Heniich.roa Stephens. 

 Leptocercus Thomson, Hym. Scand., vol. 1, p. 76, 1871 (an emended spelling of 

 Leptocerca). 



Type: Tenthredo alni Linnaeus. 



=Heimchroa Stephens. 

 Leptocimbex Semenow, Ann. Mus. St. Petersbourg, p. 95, 1896. 



Type: Leptocimbex potanini Semenow. 

 Leptopus Hartig, Fam. Blatt. Holzwesp., p. 104, 1837 (non Latreille, 1809). 



Type: Nematus {Leptopus) hypogastricus Hartig.* 

 = Tenthredo luridiventris Fallen. 



=Platycanipus Schiodte. 

 Liolyda Ashmead, Can. Ent., vol. 30, p. 209, 1898. 



Type: Lyda frontalis Westwood (designated). 



=Cephaleia Panzer. 

 Lisconeura Rohwer, Bui. Amer. Mus. Nat. Hist., vol. 24, p. 529, 1908. 



Type: Scolioneura vexabilis Brues (designated). 

 lithoryssus Brues, Bui. Amer. Mus. Nat. Hist, vol. 20, p. 492, fig. 1, 1906. 



Type: Lithoryssus parvus Brues (designated). 

 Lithracia Cameron, Journ. Bombay Soc, vol. 14, p. 441, 1902. 



Type: Lithracia Jlavipes Cameron.* 

 Loboceras W. F. Kirby, List Hym. Brit. Mus., vol. 1, p. 79, no. 35, 1882. 



Type: Loboceras mexicanum W. F. Kirby. 

 lioderus Konow, Deutsch. ent. Zeitschr., p. 240, 1890. 



Type: Tenthredo pratorum Fallen. 

 Lophyridea Ashmead, Can. Ent., vol. 30, p. 226, 1898. 



Type: Lophyrus tropicus Norton (designated). 



'=Loph.yroides Cameron. 

 Lophyroides Cameron, Ent. Monthl. Mag., vol. 19, p. 133, 1882. 



Type: Lophyrus tropicus Norton (designated). 

 Iiophyrotoma Ashmead, Can. Ent., vol. 30, p. 230, 1898. 



Type: Pterygophorus interruptus Klug (designated). 



=Pterygophorus Klug. 

 Lophyrus Latreille, Hist. Nat. Crust. Ins., vol. 3, p. 302, 1802 (non Poll). 



Type: Tenthredo pini Jjinnaeus.* 



=Diprion Schrank (isogenotypic). 

 Lycaota Konow, Zeitschr. syst. Hym. Dipt., vol. 3, p. 147, 1903. 



Type: Selandria sodalis Cresson.* 

 Lycosceles Konow, Zeitschr. syst. Hym. Dipt., vol. 5, p. 159, 1905. 



Type: Lycosceles herbsti Konow .* 

 Lyda Fabricius, Syst. Piez., p. 43, no. 5, 1804. 



Type: Tenthredo sylvatica Linnaeus (Curtis, 1831). 



=PampMLius Latreille. 



